python freeze_graph.py\
 -bert_model_dir /data/leo/Projects/bert/models/chinese_L-12_H-768_A-12\
 -model_dir /data/leo/Projects/bert/outputs/Cla_wende_1_v4\
 -model_pb_dir /data/leo/Projects/bert/outputs/Cla_wende_1_v4\
 -max_seq_len 128\
 -num_labels 2\
 -verbose


